
GeoBASIC Reference Manual
2.GeoBasic Constructs
TPS1100-Version 1.30
2-61
See Also
Open
Seek
Error Codes
RC_OK
operation successfully finished
RC_FIL_MEMORY_
FAILED
Error in internal memory allocation.
May be during open access of a non
existing directory.
device errors
RC_FIL_FAT_ERROR
fatal error in accessing the file
allocation table
RC_FIL_NO_
STORAGE_MEDIUM_
IN_DEVICE
No memory card inserted or it has
been removed and put in again.
Further file operations are not save.
file errors
RC_FIL_INVALID_
FILE_DESCR
illegal file descriptor used
2.12.10 Seek
Description
Sets the current position of the file pointer.
Declaration
Seek( byVal FileId AS FileId,
byVal iPos
AS Integer )
Remarks
The procedure sets the current byte position of the file pointer
where the next file operation has to take place.
FIL_EOF
may be
used for
iPos
to set the file pointer to end-of-file. If
iPos
is
greater than the length of the file no return code will be produced.
The file pointer will be set to end-of-file.
Note
Seek may be used on files only which have been opened
successfully with access modes "
Input
", "
InBin
" or
"
UpdateBin
".
Parameters
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